| A | B |
| aborigine | an original inhabitant |
| amphibious | able to function both on land and water |
| archetype | the original pattern or model |
| carnivore | a flesh-eating animal |
| cryptic | secret; mysterious |
| decanter | a container used to hold liquid |
| deciduous | shedding at a certain stage |
| echelon | one in a series of levels of command |
| expunge | to strike out; erase; remove |
| gauntlet | a heavy glove; an open challenge |